/// <summary>
/// 添加一个车辆到车辆列表中
/// </summary>
/// <param name="aVehicle"></param>
public void AddVehicle(JsonLastPosition aVehicle)
{
List <JsonLastPosition> vehicles;
if (this.dgvVechiles.DataSource is List <JsonLastPosition> )
{
vehicles = this.dgvVechiles.DataSource as List <JsonLastPosition>;
}
else
{
vehicles = new List <JsonLastPosition>();
}
int tmpIndex = vehicles.FindIndex(x => x.VehicleIndex == aVehicle.VehicleIndex);
if (tmpIndex < 0)
{
vehicles.Insert(0, aVehicle);
}
else
{
vehicles[tmpIndex] = aVehicle;
this.dgvVechiles.Refresh();
return;
}
this.dgvVechiles.DataSource = null;
this.dgvVechiles.DataSource = vehicles;
this.dgvVechiles.Refresh();
}
/// <summary>
/// 登陆验证后台工作
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void loginWorker_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
if (e.Argument is string[] loginArgs)
{
// FIXME: 目前是通过获取终端编号的位置信息模拟登陆过程, 后期将通过用户名密码验证API进行登陆
string loginName = loginArgs[0];
string loginPwd = loginArgs[1];
LastLocation = UrlApiHelper.GetLastLocation(loginName);
if (LastLocation == null)
{
worker.ReportProgress(-1, "服务器连接异常...");
return;
}
else if (LastLocation.Status != 0)
{
worker.ReportProgress(-1, LastLocation.Message);
return;
}
// 登陆成功
UpdateLoginProgress(50, "登陆成功, 正在载入界面...");
mParentFrm.InvokeIfRequired(frm => frm.LoadUI());
worker.ReportProgress(100);
}
else
{
// 失败
worker.ReportProgress(-1, "参数错误");
}
}
/// <summary>
/// 获取指定终端最新的位置信息
/// </summary>
/// <param name="aTerminalId">终端编号</param>
/// <returns>null服务器无响应</returns>
public static JsonLastPosition GetLastLocation(string aTerminalId)
{
string jsonStr = GetApiReply(GetLastPosition(aTerminalId));
if (string.IsNullOrEmpty(jsonStr))
{
return(null);
}
JsonLastPosition lastLocation = ModelUtils.GetJsonObject <JsonLastPosition>(jsonStr);
if (lastLocation != null)
{
lastLocation.UpdateTime = DateTime.Now;
return(lastLocation);
}
JsonBase errInfo = ModelUtils.GetJsonObject <JsonBase>(jsonStr);
if (errInfo == null)
{
return(null);
}
// 重新组合返回错误值
return(new JsonLastPosition
{
Status = errInfo.Status,
Message = errInfo.Message
});
}
/// <summary>
/// 定位车辆到地图中
/// </summary>
/// <param name="aLocation"></param>
/// <param name="aIsCenter"></param>
public void LocatedVehicle(JsonLastPosition aLocation, bool aIsCenter = true)
{
mFrmMap?.InvokeIfRequired((frm) =>
{
frm.LocatedVehicle(aLocation, aIsCenter);
frm.Show();
});
}
/// <summary>
/// 窗体载入过程
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void FrmMain_Load(object sender, EventArgs e)
{
// 首先进行登陆
DlgLogin dlg = new DlgLogin(this);
if (dlg.ShowDialog() != DialogResult.OK)
{
this.ForceClose();
return;
}
mLastLocation = dlg.LastLocation;
mFrmVehicles.AddVehicle(mLastLocation);
}
/// <summary>
/// 双击进行定位
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void dgvVechiles_CellDoubleClick(object sender, DataGridViewCellEventArgs e)
{
if (e.RowIndex < 0)
{
return;
}
JsonLastPosition location = this.dgvVechiles.Rows[e.RowIndex].DataBoundItem as JsonLastPosition;
if (location == null)
{
return;
}
mParent.LocatedVehicle(location);
}
/// <summary>
/// 定位车辆到地图中
/// </summary>
/// <param name="aLocation"></param>
/// <param name="aIsCenter"></param>
public void LocatedVehicle(JsonLastPosition aLocation, bool aIsCenter = true)
{
if (aLocation == null)
{
return;
}
this.wbMap.BeginInvokeIfRequired((map) =>
{
map.LocatedVehicle(aLocation);
if (aIsCenter)
{
map.SetCenter(aLocation.BdLongitude, aLocation.BdLatitude);
}
});
}
/// <summary>
/// 生成定位车辆的参数
/// </summary>
/// <param name="aLocation"></param>
/// <param name="aShow">是否显示车辆</param>
/// <returns></returns>
public static object[] GetLocatedVehicleParams(JsonLastPosition aLocation, bool aShow = true)
{
int vehicleColor = NORMAL_COLOR;
VehicleStatusType tmpState = (VehicleStatusType)aLocation.VehicleStatus;
if (tmpState == VehicleStatusType.LongOffline ||
tmpState == VehicleStatusType.Offline)
{
vehicleColor = OFFLINE_COLOR;
}
else if (tmpState == VehicleStatusType.Alarm)
{
vehicleColor = WARN_COLOR;
}
return(new object[] { aLocation.LicensePlate,
aLocation.BdLongitude, aLocation.BdLatitude, aLocation.Direction,
vehicleColor, aShow ? GenInfoWindow(aLocation) : "" });
}
/// <summary>
/// 获取信息窗口代码
/// </summary>
/// <param name="aLocation"></param>
/// <returns></returns>
public static string GenInfoWindow(JsonLastPosition aLocation)
{
StringBuilder htmlBuilder = new StringBuilder();
htmlBuilder.AppendLine("<table width='360' style='font-size: 12px'>");
htmlBuilder.AppendFormat("<tr valign='middle'><td width='60' height='22' align='right'><strong>车牌号码:</strong></td><td width='70'>{0}</td>"
+ "<td width='95' align='right'><strong>所属企业:</strong></td><td width='135'>{1}</td></tr>\r\n",
aLocation.LicensePlate, GlobalCfg.Company);
htmlBuilder.AppendFormat("<tr valign='middle'><td height='22' align='right'><strong>实时速度:</strong></td><td>{0}Km/h</td>"
+ "<td align='right'><strong>经度纬度:</strong></td><td>{1:F5},{2:F6}</td></tr>\r\n",
aLocation.Speed, aLocation.Longitude, aLocation.Latitude);
htmlBuilder.AppendFormat("<tr valign='middle'><td height='22' align='right'><strong>车辆状态:</strong></td><td colspan='3'>{0}</td></tr>\r\n",
aLocation.StatusDescription);
htmlBuilder.AppendLine("</table>");
return(htmlBuilder.ToString());
}
/// <summary>
/// 在指定地图中定位车辆
/// </summary>
/// <param name="aMap"></param>
/// <param name="aLocation"></param>
public static void LocatedVehicle(this WebMap aMap, JsonLastPosition aLocation)
{
LocatedVehicle(aMap, GetLocatedVehicleParams(aLocation));
}
